?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+PERBANDINGAN+SIFAT+MEKANIS+BETON%0D%0ADENGAN+DAN+TANPA+PERKUATAN+GFRP%0D%0ADAN+TYFO+SW+EPOXY+(UNDERWATER)+(THE+STUDY+OF+COMPARISON+MECHANICAL+CHARACTERISTIC+OF+CONCRETE+WITH+AND+WITHOUT+STRENGHTENING+OF+GFRP+AND+TYFO+SW+EPOXY+(UNDERWATER))&rft.creator=Khustubin%2C+Leni+Puspa+Meliani&rft.subject=Teknologi+(General)&rft.subject=Mesin+(General).+Mesin+Sipil+(General)&rft.description=Kerusakan+seperti+keroposnya+tiang+pancang+dermaga+kerap+terjadi+pada+konstruksi-konstruksi+bawah+air+seperti+bangunan+pinggir+pantai.+Perkuatan+tiang+pancang+beton+bawah+air+dengan+GFRP+dan+epoxy+underwater+adalah+salah+satu+solusi+kerusakan+pada+bangunan+demaga%2C+dengan+cara+meningkatkan%2F+mengembalikan+kekuatan+tiang+pancang+dan+menambah+masa+layan+dari+struktur+dermaga+tersebut.%0D%0ABenda+uji+yang+digunakan+pada+penelitian+ini+terdiri+dari+40+sampel+silinder+beton+(d%3D150+mm+dan+h%3D300+mm).+Dua+puluh+sampel+silinder+untuk+uji+kuat+tekan+dan+modulus+elastisitas+beton+serta+20+sampel+silinder+untuk+uji+kuat+tarik+belah+beton.+Perlakuan+pada+sampel+yaitu+perkuatan+dengan+GFRP+1+layer%2C+2+layers+dan+3+layers.%0D%0APersentase+peningkatan+kuat+tekan+pada+perkuatan+dengan+GFRP+1+layer%2C+2+layers+dan+3+layers+berturut-turut+yaitu+41%2C7%25%2C+77%2C85%25+dan+192%2C6%25+terhadap+beton+tanpa+GFRP.+Persentase+peningkatan+kuat+tarik+belah+pada+perkuatan+dengan+GFRP+1%0D%0Alayer%2C+2+layers+dan+3+layers+berturut-turut+yaitu+171%2C84%25%2C+154%2C54%25+dan+240%2C06%25+terhadap+beton+tanpa+GFRP.+Maka+disimpulkan+perkuatan+beton+dengan+GFRP+dan+epoxy+underwater+terjadi+peningkatkan+kuat+tekan+dan+kuat+tarik+belah+yang+signifikan.+Nilai+modulus+elastisitas+(Ec)+rata-rata+dial+gauge%2Fmodulus+tanpa+GFRP+dan+dengan+perkuatan+GFRP+1+layer%2C+2+layers+dan+3+layers%2C+berturut-turut+yaitu+32753%2C71+MPa%2C+12438%2C51+MPa%2C+52946%2C20+MPa+dan+50151%2C52+MPa.+Maka+disimpulkan+hasil+pengujian+modulus+elastisitas+tidak+sesuai+harapan+yaitu+seharusnya+perkuatan+dengan+GFRP+meningkatkan+modulus+elastisitas+beton.+(The+damage+of+concrete+structures+such+as+the+porous+of+dock+piling%2C+often+occur+on+underwater+constructions+such+as+buildings+on+the+beach.+The+strengthening+of+underwater+concrete+piles+with+GFRP+and+epoxy+underwater+is+one+solution+for+dock+damage%2C+by+improving%2Frestoring+load+capacity+of+poles+and+increasing+the+service+life+of+pier+structures.%0D%0AThe+specimens+used+in+this+study+consisted+of+40+cylinders+(d+%3D+150+mm+and+h+%3D+300+mm).+Twenty+cylindrical+samples+used+for+compressive+strength+and+modulus+of+elasticity+test+as+well+as+20+samples+used+for+splitting+tensile+strength+test.+The+variations+of+GFRP+strengthening+in+this+research+were+1+layer%2C+2+layers+and+3+layers.%0D%0APersentage+of+increment+of+compressive+strength+test+of+GFRP+strengthening+for+1+layer%2C+2+layers+and+3+layers+compare+to+concrete+without+GFRP+were+41.7%25%2C+77.85%25+and+192.6%25+respectively.+Persentage+of+increment+of+splitting+tensile%0D%0Astrength+test+of+GFRP+strengthening+for+1+layer%2C+2+layers+and+3+layers+compare+to+concrete+without+GFRP+were+171.84%25%2C+154.54%25+and+240.06%25+respectively.+The+conclusion+is+the+cylinders+strengthened+by+GFRP+and+epoxy+underwater+can+increase+compressive+strength+and+splitting+tensile+strength+significantly.+The+average+modulus+of+elasticity+(Ec)+dial+gauge%2Fmodulus+without+GFRP+and+GFRP+strengthening+for+1+layer%2C+2+layers+and+3+layers+were+32753.71+MPa%2C+12438.51+MPa%2C+52946.20+MPa+and+50151.52+MPa+respectively.+It+shows+that+the+test+result+do+not+appropriate+with+the+hypothesis+which+the+cylinders+strengthened+by+GFRP+should+have+higher+modulus+of+elasticity+than+plain+cylinders.)&rft.publisher=Fakultas+Teknik&rft.date=2013-12-23&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F1%2F4.%2520COVER%2520DALAM.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F2%2F2.%2520ABSTRAK%2520B.INDONESIA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F3%2F3.%2520ABSTRAK%2520B.INGGRIS.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F4%2F5.%2520LEMBAR%2520PERSETUJUAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F5%2F7.%2520SURAT%2520PERNYATAAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F6%2F12.%2520DAFTAR%2520ISI.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F7%2F1.%2520BAB%2520I.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F8%2F2.%2520BAB%2520II.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F9%2F3.%2520BAB%2520III.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F10%2F4.%2520BAB%2520IV.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F506%2F11%2F5.%2520BAB%2520V.pdf&rft.format=text&rft.identifie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